class A {
public int getNumber(int a) {
return a+1;
}
}
class B extends A {
public int getNumber (int a) {
return a+100;
}
public static void main (String args[]) {
A a =new A();
System.out.println(a.getNumber(10));
a=new B();
System.out.println(a.getNumber(10));
}
}
